Alert archive / Louisiana / Tornado Warnings in 1999

Tornado Warning 5, NWS Lake Charles, LA

January 2, 1999Calcasieu Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Jan 2, 1999, 12:51 AM CST for Calcasieu Parish, Louisiana. It was in force for 64 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 2, 1999, 12:51 AM CST (06:51 UTC)
Expired
Jan 2, 1999, 1:55 AM CST
In force
64 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Calcasieu Parish, LA

The radar

The Lake Charles radar (KLCH), 18 km from the middle of the area, began a volume at 06:51 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jan 2, 1:05 AM CSTTornado F0Sulphur, LA
Jan 2, 1:40 AM CSTHail 0.75Westlake, LA
Jan 2, 1:50 AM CSTTornado F1Sulphur, LA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 1, 11:00 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 6.9 hours before the alert went out and 19 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lake Charles Mun, LA at 00:00Z on 1999-01-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 437 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 1999-01-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
437 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
704 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLCH 020651 RRA
TORLCH
LAC019-020755-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1251 AM CST SAT JAN 2 1999

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  CALCASIEU PARISH IN SOUTHWESTERN LOUISIANA

* UNTIL 155 AM CST

* AT 1249 AM CST... NATIONAL WEATHER SERVICE DOPPLER RADAR
  INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 22
  MILES SOUTHWEST OF LAKE CHARLES OR 11 MILES SOUTHWEST OF CARLYSS
  MOVING NORTHEAST AT 40 MPH.

* TORNADO WILL BE NEAR
  CARLYSS BY 105 AM CST
  SULPHUR BY 110 AM CST
  WESTLAKE BY 120 AM CST
  MOSS BLUFF BY 125 AM CST

THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. GO TO A
SMALL INTERIOR ROOM ON THE LOWEST FLOOR. AVOID WINDOWS AND
DOORS. ABANDON CARS AND MOBILE HOMES FOR A STURDIER BUILDING
OR GET INTO A DITCH OR CULVERT.

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lake Charles, LA wrote its last area forecast discussion before this tornado warning went out at Jan 1, 7:15 PM CST, 5 hours 36 minutes earlier.

Area forecast discussion, Jan 1, 7:15 PM CST, 5 hours 36 minutes before
SOUTHWEST...CENTRAL LOUISIANA AND SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
715 PM CST FRI JAN 1 1999

CURRENT SFC ANALYSIS SHOWS WARM FRONT FROM NORTH-CENTRAL TX EXTENDING
INTO NORTHERN LA WITH COLD FRONT ENTERING WESTERN TX. KLCH 88D SHOWING
ISOLATED SHWRS IN NEWTON/JASPER COUNTIES WITH A NARROW LINE OF SHWRS
MIGRATING THRU ALLEN...EVANGELINE AND RAPIDES PARISHES.

ATTM...LITTLE OR NO TSTM ACTIVITY IN SOUTHWEST AND SOUTH-CENTRAL LA AS
WELL AS SOUTHEAST TX. 00Z LCH SOUNDING FAIRLY UNSTABLE WITH CAPES OF
675 J/KG AND LI OF -3. SHEAR PROFILE A BIT MORE PRONOUNCED WITH SR
HELICITY OF 235 AND DIR SHEAR OF 85 DEG. SHORT-TERM SEVERE THREAT
NORTH OF FA...SPC ISSUING NEW TOR WATCH BOX ELIMINATING LCH FA FROM
WATCH AREA. POTENTIAL OF SEVERE THUNDERSTORMS OVERNIGHT WITH THE
APPROACHING COLD FRONT. TIMING OF FROPA AND TEMPS LOOK GOOD WITH NO
CHANGES RECOMMENDED.

18

LCH BU 062/064 033/047 9600
LFT BU 062/068 032/048 6600
AEX BU 058/062 031/046 8500
BPT BU 060/063 032/047 9400

In the hours before

Special weather statement, Jan 1, 7:37 PM CST, 5 hours 14 minutes before
LAZ027-028-030-031-041-042-TXZ180>182-201-215-216-020235-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
737 PM CST FRI JAN 1 1999

...TORNADO WATCH CANCELLED FOR SOUTHWEST AND CENTRAL LOUISIANA AND
SOUTHEAST TEXAS...

THE TORNADO WATCH IS NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES
IN SOUTHEAST TEXAS...JASPER...NEWTON...TYLER...JEFFERSON AND ORANGE...
AND IN LOUISIANA...FOR VERNON...RAPIDES...BEAUREGARD...ALLEN...
CALCASIEU AND JEFFERSON DAVIS PARISHES.

THE THREAT OF SEVERE WEATHER HAS MOVED TO THE NORTH OF THE FORECAST
AREA...RESULTING IN THE CANCELLATION OF THE TORNADO WATCH ISSUED
LATE THIS AFTERNOON. ADDITIONAL SHOWERS AND THUNDERSTORMS WILL DEVELOP
OVERNIGHT AS A STRONG COLD FRONT APPROACHES FROM WEST TEXAS. THESE
STORMS WILL LIKELY BECOME STRONG WITH THE POTENTIAL FOR A FEW
BECOMING SEVERE.

WALLY
Local storm report, Jan 2, 12:02 AM CST, 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1202 AM CST SAT JAN 2 1999

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1155 PM    NOME                      TX   WIND DAMAGE
01/01/99   JEFFERSON                      TREE LIMB FELL ON
                                          RESIDENCE...BREAKING FRONT
                                          WINDOW.
Local storm report, Jan 2, 12:02 AM CST, 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1202 AM CST SAT JAN 2 1999

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1155 PM    NOME                      TX   WIND DAMAGE
01/01/99   JEFFERSON                      TREE LIMB FELL ON
                                          RESIDENCE...BREAKING FRONT
                                          WINDOW.
Local storm report, Jan 2, 12:11 AM CST, 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1211 AM CST SAT JAN 2 1999

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0405 AM    3 E IOTA                  LA   WIND DAMAGE
01/02/99   ACADIA                         SMALL PLANE PICKED UP BY
                                          STRONG WINDS AND THROWN INTO
                                          POWER LINES NEAR THE
                                          AIRPORT. REPORTED BY REED
                                          AVIATION AND SHERRIFFS
                                          OFFICE.

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 2, 1:16 AM CSTTornado WarningLCHBeauregard64 min
Jan 2, 1:53 AM CSTTornado WarningLCHCameron62 min
Jan 2, 1:55 AM CSTTornado WarningLCHCalcasieu65 min
Jan 2, 2:06 AM CSTTornado WarningLCHAllen64 min
Jan 2, 2:38 AM CSTTornado WarningLCHJefferson Davis62 min
Jan 2, 3:04 AM CSTTornado WarningLCHAcadia66 min
Jan 2, 3:32 AM CSTTornado WarningLCHAvoyelles63 min
Jan 2, 3:45 AM CSTTornado WarningLCHSaint Landry65 min
Jan 2, 4:18 AM CSTTornado WarningLCHLafayette47 min
Jan 2, 4:29 AM CSTTornado WarningLCHVermilion66 min
Jan 2, 4:53 AM CSTTornado WarningLCHIberia67 min
Jan 2, 5:20 AM CSTTornado WarningLCHSt. Mary65 min

Nearby

Tornado Warnings in Louisiana, 1999Every tornado warning in 1999Tornadoes in 1999

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.